Dive into Waves: Morlet Spectral Transformer for Cross-Subject Emotion Decoding from EEG
Researchers propose Morlet Spectral Transformer (MST), a novel neural network architecture for detecting emotions from EEG brain signals across different subjects. The method outperforms larger pretrained models by using specialized wavelet-based signal processing and frequency-specific spatial analysis, demonstrating that intelligent representation design can replace computationally expensive pretraining approaches.